Home / 1,448,793.41-2,172,304.38-690,866.69

Finding the Fourth Proportional to 1,448,793.41, 2,172,304.38 and 690,866.69

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Solution

The fourth proportional to 1,448,793.41, 2,172,304.38 and 690,866.69 is: 1,035,877.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,793.41 : 2,172,304.38 = 690,866.69 : x
  2. Step 2: Convert to fraction form
    1,448,793.41/2,172,304.38 = 690,866.69/x
  3. Step 3: Cross multiply
    1,448,793.41x = 2,172,304.38 × 690,866.69
  4. Step 4: Simplify right side
    1,448,793.41x = 1,500,772,736,683.10
  5. Step 5: Solve for x
    x = 1,500,772,736,683.10/1,448,793.41
  6. Step 6: Final answer
    x = 1,035,877.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.